UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DeDn5v9B3ms3d0YJD3SJzH1MbYgd9/EHtkfTjyOTpnQ=' 
WHERE 
  key_id = 'b32dc5217cd8a4b11ff9cd666ce89f518695f07d038cd64a3d697c3674d69985' 
  AND (
    token = 'DeDn5v9B3ms3d0YJD3SJzH1MbYgd9/EHtkfTjyOTpnQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )